Fill in the missing data for each of the following independent cases. (Ignore Income taxes.) (Do not round intermediate calculations.) Total Contribution Margin Sales Revenue Variable Break-Even Sales Fixed Expenses Expenses Net Income Revenue 1. $ 98,000 78,400 98,000 $ 2. 225,000 48,000 225,000 3. 145,000 290,000 200,000 4. 50,000 18,000 20,800